16878985585

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{523}}^1\times {\mathrm{4931}}^1$

素因数の和:5494

約数の個数: 64

約数和(自身を含む): 26794727424

約数和(自身を除く): 9915741839

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 385, 523, 595, 935, 1309, 2615, 3661, 4931, 5753, 6545, 8891, 18305, 24655, 28765, 34517, 40271, 44455, 54241, 62237, 83827, 97801, 172585, 201355, 271205, 311185, 379687, 419135, 489005, 586789, 684607, 922097, 1898435, 2578913, 2933945, 3423035, 4610485, 6454679, 12894565, 18052391, 28368043, 32273395, 43841521, 90261955, 141840215, 198576301, 219207605, 306890647, 482256731, 992881505, 1534453235, 2411283655, 3375797117, 16878985585]

約数ペア:

[(1, 16878985585), (5, 3375797117), (7, 2411283655), (11, 1534453235), (17, 992881505), (35, 482256731), (55, 306890647), (77, 219207605), (85, 198576301), (119, 141840215), (187, 90261955), (385, 43841521), (523, 32273395), (595, 28368043), (935, 18052391), (1309, 12894565), (2615, 6454679), (3661, 4610485), (4931, 3423035), (5753, 2933945), (6545, 2578913), (8891, 1898435), (18305, 922097), (24655, 684607), (28765, 586789), (34517, 489005), (40271, 419135), (44455, 379687), (54241, 311185), (62237, 271205), (83827, 201355), (97801, 172585)]